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Expired Canadian patentCanada

Pharmaceutical compositions for treating adrenoleukodystrophy

CA 1308028 C · Owner: Croda International Plc · Inventors: Coupland, Keith; Suddaby, Donald

CIPO record

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Its claims, description and drawings are in the Canadian Patents Database.

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Abstract From the Canadian patent

A composition for the treatment of adrenoleukodystrophy comprises a mixture of erucic acid and less than 20% of C20:1, in the absence of any C24:0 and C26:0 acids (all the acids:being as such or in the form of physiologically acceptable derivatives eg. the, triglycerides). For dietary administration the, compositions are preferably mixed with a dietary supplement comprising glyeceryl trioleate.

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Listed from its CIPO record in Patent Yard's archive of Canadian patents past their term. Its claims, description and drawings are in the CIPO record and on Google Patents, and the Claude kit works from them.

Why it's free to use

  • Granted September 29, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended September 29, 2009.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledJune 30, 1988
GrantedSeptember 29, 1992
Term endedSeptember 29, 2009
Patent numberCA 1308028 C
Classification (IPC)C07C69/53 +2 more

Timeline

Timeline From CIPO dates

1989199219951998200120042007Application filedJune 30, 1988Patent grantedSep 29, 1992Term endedSep 29, 2009

Sources & verification

Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.